General

  • Target

    d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577

  • Size

    679KB

  • Sample

    230323-1ctd2sac57

  • MD5

    09a7beac301339523a5f8e3c2871d835

  • SHA1

    5d504883a69e44de70409c765ff22e25748298c5

  • SHA256

    d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577

  • SHA512

    55be562040d3cf9f48c259ea55d0d72299cd77f3c7f0f58e4a88a6722ca55d65a57c9eaa7f933aa99d84552704fc0ba7fdaeafe8805ca46afd19fd94b3769392

  • SSDEEP

    12288:HGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:y/HeDoTKwC2r8mldwGWkCoevSY+A

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577

    • Size

      679KB

    • MD5

      09a7beac301339523a5f8e3c2871d835

    • SHA1

      5d504883a69e44de70409c765ff22e25748298c5

    • SHA256

      d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577

    • SHA512

      55be562040d3cf9f48c259ea55d0d72299cd77f3c7f0f58e4a88a6722ca55d65a57c9eaa7f933aa99d84552704fc0ba7fdaeafe8805ca46afd19fd94b3769392

    • SSDEEP

      12288:HGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:y/HeDoTKwC2r8mldwGWkCoevSY+A

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks